“To investigate, to improve, to study carefully, to decide to” is preferrable to “to make an investigation of, to make an improvement, to make a careful study, to make a decision” in writing.

解析: 【解析题】高度的实用性是中国算学的特征之一。 【解析题】古罗马百科全书式的作家(),其代表作是《自然史 […]